Results 11 to 20 of about 1,488 (175)

Soil–Anchor Interaction Effects on Dominant Frequencies in Offshore Wind Turbines Supported by Tension Leg Platforms

open access: yesWind Energy
This study presents an experimental investigation into the influence of anchor–soil interaction on the dynamic behaviour of tension leg platform (TLP)–type floating wind turbines. A 1/100 scale model of the NREL 5‐MW reference wind turbine was fabricated
Hasan Emre Demirci   +2 more
doaj   +2 more sources

Model Tests on Influence Factors on the Pullout Behavior of Suction Caisson in Stratified Soils

open access: yesAdvances in Civil Engineering
As offshore wind power constructions expand into deep waters, suction caissons have gradually become the preferred foundation. The controlled load of the suction caisson for the deep-water wind turbine is the pullout load.
Lunbo Luo   +5 more
doaj   +2 more sources

The Seepage and Soil Plug Formation in Suction Caissons in Sand Using Visual Tests

open access: yesApplied Sciences, 2020
The rapid development of offshore wind energy in China is becoming increasingly relevant for movement toward green development. This paper presents the results of visual tests of a suction caisson used as foundation for offshore wind turbines.
Liquan Xie, Shili Ma, Tiantian Lin
doaj   +1 more source

Stress-seepage coupled analysis of critical suction for installation of suction caissons in sand

open access: yesYantu gongcheng xuebao, 2021
The critical suction is the key control factor for the installation of suction caissons in sand. The existing methods mainly rely on seepage analysis to determine the critical suction, which does not consider soil deformation and consequently might not ...
LUO Xin-quan 1, 2, SHI Zhen-hao 1, 2, HUANG Mao-song 1, 2, SHEN Kan-min 3, WANG Bin 3
doaj   +1 more source

A SIMPLIFIED ASSESSMENT OF THE LOAD BEARING CAPACITY OF SUCTION CAISSON FOR OFFSHORE WIND TURBINES BASED ON FINITE ELEMENT ANALYSIS

open access: yesTra Vinh University Journal of Science, 2022
Suction caisson is widely used for offshore wind turbine applications. Its loadbearing capacity depends on the bucket geometry and its embedded soil properties.
Hung Tan Nguyen   +2 more
doaj   +1 more source

MultiFEBE: A multi-domain finite element–boundary element solver for linear mixed-dimensional mechanical problems

open access: yesSoftwareX, 2022
MultiFEBE integrates multiple finite element and boundary element models for solving linear static and time harmonic multi-domain interaction problems within the field of computational mechanics.
Jacob D.R. Bordón   +4 more
doaj   +1 more source

Prediction of suction caissons behavior in cohesive soils using computational intelligence methods [PDF]

open access: yesInternational Journal of Mining and Geo-Engineering, 2020
Compared to drag anchors, suction caissons (Q) in clays often provide a cost-effective alternative for jacket structures, catenary, tension leg moorings, and taut leg.
Hadi Fattahi, Hosnie Nazari
doaj   +1 more source

Numerical modelling of transient cyclic vertical loading of suction caissons in sand [PDF]

open access: yes, 2015
This paper presents numerical investigations of the monotonic and cyclic behaviours of suction caissons upon vertical transient loading. Both drained and partially drained conditions are investigated.
Andersen K.   +10 more
core   +3 more sources

Effects of relative densities on mechanical characteristics of interface between sand and suction caisson during penetration

open access: yesYantu gongcheng xuebao, 2022
Suction caissons are popular for mooring oil and gas platforms and fixing wind turbines. The penetration resistance is mainly the friction between the inner and outer walls during suction penetration in sand.
LI Da-yong 1, 2, HOU Xin-yu 1, ZHANG Yu-kun 1, GAO Yu-feng 3
doaj   +1 more source

Foundation and anchoring systems in soft sediments

open access: yesGeotecnia, 2002
Offshore foundations and anchoring systems are being used increasingly in deep water conditions, where the seabed sediments are predominantly soft lightly overconsolidated sediments.
Mark Randolph
doaj   +1 more source

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